This article investigates several measures to enhance students’ awareness of building and protecting territorial sovereignty and national borders at sea in the new context at Phước Thạnh High School. Given the increasingly complex situation regarding territorial issues, especially in the East Sea, educating youth about their roles and responsibilities in safeguarding national interests is essential. The study identifies key strategies, including strengthening the leadership of the school administration, innovating educational content and methods, and enhancing cooperation between the school, family, and community. By implementing these measures, the research aims to cultivate patriotism and responsibility among students, equipping them with the necessary knowledge and skills to actively participate in national defense and environmental protection. The proposed solutions are designed to be feasible and flexible to ensure effectiveness in raising awareness and fostering proactive thinking among students regarding national sovereignty and maritime security.